A teacher’s ________ to education is worth great respect of the whole society because it brings benefits to the development of society.
—If people make small changes, like taking buses instead of driving cars, it will make a big difference. —_____. Then the traffic will be much better.
The thieves ran away as soon as the alarm _____.
All the athletes competed _____ each other for gold medals in the Olympic Games.
All his free time is _____ by charity work, but he feels it meaningful.
Bill Gates is so _____ that he has given away most of his money to charity.